what was the punishment proposed for gulliver and why he ran away?Explain?

Gulliver is told that Reldresal has asked for his sentence to be reduced, calling not for execution but for putting his eyes out. This punishment has been agreed upon, along with a plan to starve him to death slowly. The official tells Gulliver that the operation to blind him will take place in three days. Fearing this resolution, Gulliver crosses the channel and arrives in Blefuscu.